| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Marcel Jean Louis Marie Corneille•Leclef | |
| Used name | Marcel•Leclef | |
| Born | 25 July 1909 in Antwerpen (Antwerp), Antwerpen |  BEL |
| Died | 3 April 1997 (aged 87 years 8 months 9 days) in Knokke-Heist, West-Vlaanderen | BEL |
| NOC | Belgium | BEL |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1948 Winter Olympics | Bobsleigh (Bobsleigh) | BEL |
Marcel Leclef | |||
| Two, Men (Olympic) | George Niels | 10 | ||||
| 1952 Winter Olympics | Bobsleigh (Bobsleigh) | BEL |
Marcel Leclef | |||
| Two, Men (Olympic) | Albert Casteleyns | 6 | ||||
| 1956 Winter Olympics | Bobsleigh (Bobsleigh) | BEL |
Marcel Leclef | |||
| Two, Men (Olympic) | Albert Casteleyns | 13 |
